How about the difference between aluminum wire and copper wire?
Look, the color is normal. Copper is yellow and aluminum is white. Another way is to fold! Generally less than 1mm diameter line, you fold more than ten aluminum wire broke, copper wire constantly.
The aluminum wire is white, the copper wire is yellow, and if the copper is rusty, it will be green
The color is different. The aluminum is white and the copper is yellow or red
